/* --- Global Styles & Resets --- */
:root {
  --primary-color: #3498db;       /* Light Blue */
  --primary-hover: #2980b9;
  --background-color: #FFFFFF;     /* White */
  --surface-color: #FFFFFF;        /* White for cards */
  --text-color: #0A1931;           /* Deep Blue/Dark Text */
  --text-muted-color: #6c757d;     /* Gray for muted text */
  --warning-color: #e74c3c;
  --error-color: #e74c3c;
  --border-color: #dee2e6;         /* Light gray border */
  --deep-blue-bg: #0d203a;         /* A deep blue for footer */
  --font-family: 'Inter', sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-family);
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.6;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 20px;
}

h1, h2 {
  font-weight: 700;
  margin-bottom: 1rem;
}

p {
  margin-bottom: 1rem;
}

ul {
  list-style-position: inside;
  margin-bottom: 1rem;
  padding-left: 1rem;
}

li {
  margin-bottom: 0.5rem;
}

/* --- Header --- */
.site-header {
  background-color: var(--deep-blue-bg);
  padding: 1rem 0;
  border-bottom: 1px solid #1a2b44; /* A darker border to complement the blue */
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  height: 100px;
  width: 100px;
  object-fit: contain;
}

.header-title {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.header-title span:first-child {
  font-size: 2.0rem; /* Big white text */
  font-weight: 700;
  letter-spacing: 1px;
  color: white;
  text-shadow: 0 0 8px rgba(255, 255, 255, 0.5); /* "Metallic" highlight effect */
}

.header-title span:last-child {
  font-size: 1.5rem;
  font-weight: 500;
  text-transform: uppercase;
  color: #ced4da; /* Lighter text for readability on dark background */
}

.header-placeholder {
  width: 100px; /* Same width as logo to balance */
}

/* --- Main Content --- */
.content {
  padding-top: 3rem;
  padding-bottom: 3rem;
}

.content h1 {
  text-align: center;
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

.warning {
  background-color: rgba(243, 156, 18, 0.1);
  border: 1px solid var(--warning-color);
  color: var(--warning-color);
  padding: 1rem;
  border-radius: 8px;
  text-align: center;
  font-weight: 600;
  margin: 2rem 0;
}

/* --- Verification Form (UI/UX Redesign) --- */
.verification-box {
  background-color: var(--surface-color);
  padding: 2rem;
  border-radius: 12px;
  margin-top: 3rem;
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 25px rgba(0, 0, 0, 0.08);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.verification-box label {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-muted-color);
  line-height: 1.5;
}

#verifyInput {
  width: 100%;
  padding: 0.8rem 1rem;
  background-color: #f8f9fa;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-color);
  font-size: 1.1rem;
  font-family: var(--font-family);
  transition: border-color 0.3s, box-shadow 0.3s;
}

#verifyInput:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.3);
}

#verifyInput::placeholder {
  color: #adb5bd;
  font-style: italic;
}

#proceedBtn {
  width: 100%;
  padding: 1rem;
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.3s, transform 0.2s;
}

#proceedBtn:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
}

#proceedBtn:disabled {
  background-color: #555;
  cursor: not-allowed;
}

.error {
  color: var(--error-color);
  font-weight: 500;
  text-align: center;
  min-height: 1em; /* Prevent layout shift */
}

/* --- Footer --- */
.site-footer {
  background-color: var(--deep-blue-bg);
  padding: 3rem 0;
  color: #ced4da;
}

.site-footer .container {
    /* Reverted to block layout to fix stacking */
}

.site-footer h2 {
  color: white;
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.site-footer h2:not(:first-of-type) {
  margin-top: 2rem;
}

/* --- Responsive Design --- */
@media (max-width: 768px) {
  .content h1 {
    font-size: 2rem;
  }

  .logo {
    height: 70px;
    width: 70px;
  }

  .header-title span:first-child {
    font-size: 1.5rem;
  }

  .header-title span:last-child {
    font-size: 1.1rem;
  }

  .site-header .container {
    flex-direction: column;
    gap: 1rem;
  }

  .header-placeholder {
    display: none; /* Not needed in column layout */
  }
}